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rougail-tutorials/README.md

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- [Summary](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/branch/1.1/README.md)
- [[tutorial 034] A conditional hidden family with a variable](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_034/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_034~1..v1.1_034))
# [tutorial 035] A calculated default value
[View the diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_035~1..v1.1_035)
## Screenshot
<img src="firefox.png" width=50% height=50% alt="Firefox Proxy setting"/>
## Structure
### firefox/00-proxy.yml
```yml
---
proxy_mode:
description: Configure Proxy Access to the Internet
choices:
- No proxy
- Auto-detect proxy settings for this network
- Use system proxy settings
- Manual proxy configuration
- Automatic proxy configuration URL
default: No proxy
```
### firefox/10-manual.yml
```yml
---
manual:
description: Manual proxy configuration
disabled:
variable: proxy_mode
when_not: 'Manual proxy configuration'
http_proxy:
description: HTTP Proxy
address:
description: HTTP address
type: domainname
params:
allow_ip: true
port:
description: HTTP Port
type: port
default: 8080
```
### firefox/20-manual.yml
```yml
---
manual:
use_for_https:
description: Also use this proxy for HTTPS
default: true
https_proxy:
description: HTTPS Proxy
hidden:
variable: manual.use_for_https
address:
description: HTTPS address
type: domainname
params:
allow_ip: true
default:
variable: manual.http_proxy.address
port:
description: HTTPS Port
type: port
default:
variable: manual.http_proxy.port
```
### Generated documentation
```console
foo@bar:~$ rougail -v 1.1 -m firefox/ -o doc -do github
```
### Variables
| Variable&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; | Description&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; |
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| **proxy_mode**<br/>[`choice`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `mandatory` | Configure Proxy Access to the Internet.<br/>**Choices**: <br/>- No proxy ← (default)<br/>- Auto-detect proxy settings for this network<br/>- Use system proxy settings<br/>- Manual proxy configuration<br/>- Automatic proxy configuration URL |
#### Manual proxy configuration
_`disabled`_
**Disabled**: proxy_mode.
##### HTTP Proxy
| Variable&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; | Description&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; |
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| **manual.http_proxy.address**<br/>[`domainname`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `mandatory` | HTTP address.<br/>**Validator**: the domain name can be an IP |
| **manual.http_proxy.port**<br/>[`port`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `mandatory` | HTTP Port.<br/>**Default**: 8080 |
| Variable&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; | Description&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; |
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| **manual.use_for_https**<br/>[`boolean`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `mandatory` | Also use this proxy for HTTPS.<br/>**Default**: True |
##### HTTPS Proxy
_`hidden`_
**Hidden**: manual.use_for_https.
| Variable&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; | Description&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; |
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| **manual.https_proxy.address**<br/>[`domainname`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `mandatory` | HTTPS address.<br/>**Validator**: the domain name can be an IP<br/>**Default**: the value of the variable "manual.http_proxy.address". |
| **manual.https_proxy.port**<br/>[`port`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `mandatory` | HTTPS Port.<br/>**Default**: the value of the variable "manual.http_proxy.port". |
## User data
### Example 1
#### config/01/config.yaml
```yml
---
```
#### Output
```console
foo@bar:~$ rougail -v 1.1 -m firefox/ -u file -ff config/01/config.yaml
```
<pre>╭────────────────────────── Caption ──────────────────────────╮
│ Variable <span style="color: #ffd700">Default value</span> │
│ <span style="color: #5c5cff">Undocumented variable</span> Modified value │
│ <span style="color: #ff0000">Undocumented but modified variable</span> (<span style="color: #00aa00">Original default value</span>) │
│ <span style="color: #ffaf00">Unmodifiable variable</span> │
╰─────────────────────────────────────────────────────────────╯
Variables:
<span style="color: #5c5cff">┗━━ </span>📓 proxy_mode: <span style="color: #ffd700">No proxy</span>
</pre>
### Example 2
#### config/02/config.yaml
```yml
---
proxy_mode: No proxy
```
#### Output
```console
foo@bar:~$ rougail -v 1.1 -m firefox/ -u file -ff config/02/config.yaml
```
<pre>╭────────────────────────── Caption ──────────────────────────╮
│ Variable <span style="color: #ffd700">Default value</span> │
│ <span style="color: #5c5cff">Undocumented variable</span> Modified value │
│ <span style="color: #ff0000">Undocumented but modified variable</span> (<span style="color: #00aa00">Original default value</span>) │
│ <span style="color: #ffaf00">Unmodifiable variable</span> │
╰─────────────────────────────────────────────────────────────╯
Variables:
<span style="color: #5c5cff">┗━━ </span>📓 proxy_mode: No proxy (<span style="color: #00aa00">No proxy</span>)
</pre>
### Example 3
#### config/03/config.yaml
```yml
---
proxy_mode: Manual proxy configuration
```
#### Output
```console
foo@bar:~$ rougail -v 1.1 -m firefox/ -u file -ff config/03/config.yaml
```
<pre>🛑 ERRORS
<span style="color: #ff0000">┣━━ </span>The following variables are mandatory but have no value:
<span style="color: #ff0000">┗━━ </span> - manual.http_proxy.address (HTTP address)
</pre>
### Example 4
#### config/04/config.yaml
```yml
---
proxy_mode: foo
```
#### Output
```console
foo@bar:~$ rougail -v 1.1 -m firefox/ -u file -ff config/04/config.yaml
```
<pre>🛑 ERRORS
<span style="color: #ff0000">┗━━ </span>"foo" is an invalid choice for "proxy_mode (Configure Proxy Access to the Internet)", only
<span style="color: #ff0000"> </span>"Auto-detect proxy settings for this network", "Automatic proxy configuration URL", "Manual proxy
<span style="color: #ff0000"> </span>configuration", "No proxy" and "Use system proxy settings" are allowed
╭────────────────────────── Caption ──────────────────────────╮
│ Variable <span style="color: #ffd700">Default value</span> │
│ <span style="color: #5c5cff">Undocumented variable</span> Modified value │
│ <span style="color: #ff0000">Undocumented but modified variable</span> (<span style="color: #00aa00">Original default value</span>) │
│ <span style="color: #ffaf00">Unmodifiable variable</span> │
╰─────────────────────────────────────────────────────────────╯
Variables:
<span style="color: #5c5cff">┗━━ </span>📓 proxy_mode: <span style="color: #ffd700">No proxy</span>
</pre>
### Example 5
#### config/05/config.yaml
```yml
---
proxy_mode: 1
```
#### Output
```console
foo@bar:~$ rougail -v 1.1 -m firefox/ -u file -ff config/05/config.yaml
```
<pre>🛑 ERRORS
<span style="color: #ff0000">┗━━ </span>"1" is an invalid choice for "proxy_mode (Configure Proxy Access to the Internet)", only "Auto-detect
<span style="color: #ff0000"> </span>proxy settings for this network", "Automatic proxy configuration URL", "Manual proxy configuration",
<span style="color: #ff0000"> </span>"No proxy" and "Use system proxy settings" are allowed
╭────────────────────────── Caption ──────────────────────────╮
│ Variable <span style="color: #ffd700">Default value</span> │
│ <span style="color: #5c5cff">Undocumented variable</span> Modified value │
│ <span style="color: #ff0000">Undocumented but modified variable</span> (<span style="color: #00aa00">Original default value</span>) │
│ <span style="color: #ffaf00">Unmodifiable variable</span> │
╰─────────────────────────────────────────────────────────────╯
Variables:
<span style="color: #5c5cff">┗━━ </span>📓 proxy_mode: <span style="color: #ffd700">No proxy</span>
</pre>
- [[tutorial 036] Variable type and parameters type are copied with default value](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_036/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_036~1..v1.1_036))
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